Remove extra parenthesis from import statement (#275)

Author: CWolfAnderson

readme.md

@@ -673,7 +673,7 @@ If a module packager is preferred, just simply `require("csvtojson")`:
 var csv=require("csvtojson");
 
 // or with import
-import * as csv from "csvtojson");
+import * as csv from "csvtojson";
 
 //then use csv as normal
 ```